/*
 * Copyright (c) 2006, Axel Nennker - http://axel.nennker.de/
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * The names of the contributors may NOT be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 */
package org.xmldap.asn1;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERSequence;

public class LogotypeImage implements ASN1Encodable {
//	LogotypeImage ::= SEQUENCE {
//		   imageDetails    LogotypeDetails,
//		   imageInfo       LogotypeImageInfo OPTIONAL }

	ASN1Sequence imageDetails = null;
	ASN1Sequence imageInfo = null;

//	public static LogotypeImage getInstance(ASN1TaggedObject obj, boolean explicit) {
//		return getInstance(ASN1Sequence.getInstance(obj, explicit));
//	}

//	public static LogotypeImage getInstance(Object obj) {
//		if (obj instanceof LogotypeImage) {
//			return (LogotypeImage) obj;
//		} else if (obj instanceof ASN1Sequence) {
//			return new LogotypeImage((ASN1Sequence) obj);
//		}
//
//		throw new IllegalArgumentException("unknown object in factory");
//	}


	public static LogotypeImage getInstance(ASN1Sequence sequence) {
		ASN1Sequence imageDetails = null;
		ASN1Sequence imageInfo = null;
		if (sequence.size() == 1) {
			Object obj = sequence.getObjectAt(0);
			if (obj instanceof ASN1Sequence) {
				imageDetails = (DERSequence)obj;
			} else {
				throw new IllegalArgumentException("first object in sequence must be a sequence, not a: " + obj.getClass().getName());
			}
		} else if (sequence.size() == 2) {
			Object obj = sequence.getObjectAt(0);
			if (obj instanceof ASN1Sequence) {
				imageDetails = ASN1Sequence.getInstance(obj);
			} else {
				throw new IllegalArgumentException("first object of two in sequence must be a sequence, not a: " + obj.getClass().getName());
			}
			obj = sequence.getObjectAt(1);
			if (obj instanceof ASN1Sequence) {
				imageInfo = ASN1Sequence.getInstance(obj);
			} else {
				throw new IllegalArgumentException("second object in sequence must be a sequence, not a: " + obj.getClass().getName());
			}
		} else {
			throw new IllegalArgumentException("size of sequence must be 2 not " + sequence.size());
		}
		LogotypeDetails logotypeDetails = LogotypeDetails.getInstance(imageDetails);
		LogotypeImageInfo logotypeImageInfo = null;
		if (imageInfo != null) {
			logotypeImageInfo = LogotypeImageInfo.getInstance(imageInfo);
		}
		return new LogotypeImage(logotypeDetails, logotypeImageInfo);
	}

	public LogotypeImage(LogotypeDetails imageDetails, LogotypeImageInfo imageInfo) {
		this.imageDetails = ASN1Sequence.getInstance(imageDetails.toASN1Primitive());
		if (imageInfo != null) {
			this.imageInfo = ASN1Sequence.getInstance(imageInfo.toASN1Primitive());
		}
	}
	
    /**
     * Produce an object suitable for an ASN1OutputStream.
     */
    public ASN1Primitive toASN1Primitive()
    {
        ASN1EncodableVector  v = new ASN1EncodableVector();

        v.add(imageDetails);

        if (imageInfo != null)
        {
            v.add(imageInfo);
        }

        return new DERSequence(v);
    }
}
